Samuel Slater (1768-1835) English-American industrialist. Slater was popularly known as the "Founder of the American Industrial Revolution." More specifically, he founded the American cotton-textile industry. He migrated to the United States. in 1789, despite the fact that Britain had banned its cotton engineers from emigrating. With the help of his brother, John, who joined him on Rhode Island, he was responsible for constructing the first successful cotton mill on Rhode Island, which opened in 1790. He also built several other Mills in New England. 7 ¼” x 11 ½” document signed, “Yours. S. Slater”, South Providence, August 24, 1799. The document is an invoice for “…375 lbs. Cotton yarn….”Age browned with modest staining in the left margin. A rare signature!